You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I aid you?

USER: Carolyn Edwards here. Can you please help me in booking the ticket from PHX to IAD?

ASSISTANT: Sure, will you please help me with your travelling dates?

USER: My journey dates are 05/14 and 05/16.

ASSISTANT: Ok, how much you can afford?

USER: I can afford upto 200 only.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: We found a flight of Spirit airline, flight number as 1002 with the fare of 100.

USER: That's fine, please proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you so much.

ASSISTANT: Thank you for communicating with us.