You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Paul Lee.

ASSISTANT: Ok.

USER: I am planning to travel from DEN to PHL.

ASSISTANT: May I know your journey dates please?

USER: I like to travel on 11/28 to 11/30.

ASSISTANT: JetBlue airlines is having a flight with travel charge of 100, shall I proceed for booking?

USER: Proceed for booking.

ASSISTANT: Your ticket has been booked with flight-1008, have a safe journey.

USER: Thank you.

ASSISTANT: Thank you for choosing us.