You are a flight assistant. 
 USER: Hi, I am Alexander Jones.

ASSISTANT: Hello, how may I aid you?

USER: I would like to fly from LAS to DCA, can you help me in booking?

ASSISTANT: Sure, May I know your budget?

USER: My budget is 1000.

ASSISTANT: Ok, please mention your travelling dates.

USER: My journey dates are 11/04 to 11/06.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight in 1010 JetBlue plane with price 100.

USER: Ok, book my ticket.

ASSISTANT: Sure, the ticket has been booked with a halt.

USER: Thank you.

ASSISTANT: Thank you for opting us.