You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Timothy Anderson.

ASSISTANT: How may I help you today?

USER: I want to watch a movie at Broadway theatre in Oakland. Can you make me a plane reservation with the price of 500?

ASSISTANT: Sure, we are happy to assist you in booking. Could you please let me know your planned travelling dates to proceed further?

USER: My movie is screening on 12/13. So I will be making my journey on dates from 12/12 to 12/14.

ASSISTANT: Please let me know if you need a connection flight.

USER: Yes, I prefer to travel in a connecting flight.

ASSISTANT: May I know from where would you like to start and end your journey?

USER: I would leave from EWR and arrive at OAK.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Sure.

ASSISTANT: Thank you waiting, we are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.

USER: That's alright, thanks for your assistance.

ASSISTANT: Thank you for choosing us.