USER
I'm looking for a Mexican restaurant in Portland
in Portland
restaurant_reservation.location.restaurant
Portland
restaurant_reservation.location.restaurant
ASSISTANT
Here is a list of options in Portland
in Portland
restaurant_reservation.location.restaurant
Portland
restaurant_reservation.location.restaurant
USER
I'm looking only for those with four or more star reviews
ASSISTANT
Ok here is a list of four or more star reviews of Mexican restaurants in Portland
in Portland
restaurant_reservation.location.restaurant.accept
Portland
restaurant_reservation.location.restaurant.accept
USER
Thank you I have chosen La Cosita and need reservations
La Cosita
restaurant_reservation.name.restaurant.accept
restaurant_reservation.name.restaurant.accept
ASSISTANT
What day would you like a reservation?
USER
I need one tonight
ASSISTANT
I'm sorry there are no available times tonight
USER
How about times tomorrow for two?
two
restaurant_reservation.num.guests.accept
restaurant_reservation.num.guests.accept
ASSISTANT
Here are the times available tomorrow 
USER
Thank you I will take 7:00 pm
7:00 pm
restaurant_reservation.time.reservation
restaurant_reservation.time.reservation
ASSISTANT
Seven pm is confirmed. Can I help, with anything else?
Seven pm
restaurant_reservation.time.reservation.accept
restaurant_reservation.time.reservation.accept
USER
Yes we celebrating a birthday 
ASSISTANT
I will note that on the reservation 
USER
Thank you and is there window seating?
window seating
restaurant_reservation.type.seating
restaurant_reservation.type.seating
ASSISTANT
Yes there is window seating available
window seating
restaurant_reservation.type.seating
restaurant_reservation.type.seating
USER
I would like a window table
I would like
restaurant_reservation.type.seating.accept
window table
restaurant_reservation.type.seating
ASSISTANT
I will add a window table to your request
window table
restaurant_reservation.type.seating.accept
USER
Thank you
ASSISTANT
Is there anything else I can help you with?
USER
No and thanks again