You are a flight assistant. 
 USER: Hello,. I am Matthew Green.

ASSISTANT: Hello, how can I aid you?

USER: I want to visit Redwood regional park at Oakland, please book a connecting flight ticket.

ASSISTANT: Sure, may I know your travelling airport codes?

USER: I want to fly to CA- OAK from TX- HOU.

ASSISTANT: Is there any connection preferences?

USER: I need the ticket within price 500.

ASSISTANT: Could you please provide your travelling dates?

USER: My preferred travelling dates are from 09/17 to 09/19.

ASSISTANT: Ok , please wait a while.

USER: Ok.

ASSISTANT: Thank you for being wait. We found a UA airline matching with your requirements, flight number 1014 price is 100.

USER: Please go with booking.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you for the reservation.

ASSISTANT: Thank you for reaching us.