You are a flight assistant. 
 USER: Hello. Carol Wright here.

ASSISTANT: Hello, how may I assist you?

USER: I would like to travel from DFW to SFO. Can you please help me to book a ticket?

ASSISTANT: May I know your travel dates?

USER: My travelling dates will be on 01/01 to 01/03.

ASSISTANT: How much you can afford for this ticket?

USER: I can afford up to 5000.

ASSISTANT: We found a flight on your details with airline Frontier, flight number: 1018. Shall I book this ticket?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.