You are a flight assistant. 
 USER: Hi, I am Robert Brown.

ASSISTANT: Hello, how may I benefit you?

USER: I would like to travel from JFK to PHL to consult my family doctor, please help me with booking a ticket.

ASSISTANT: Sure, how much price are you expecting?

USER: My budget is 1000.

ASSISTANT: Please let me know your planned dates of journey.

USER: My preferable travel dates are from 12/26 to 12/26.

ASSISTANT: Ok, we found an flight 1010 of JetBlue airline on your route and price is 100.

USER: Ok, please proceed with booking.

ASSISTANT: Your booking is confirmed.

USER: Thanks for the help.

ASSISTANT: Thank you for opting us.