You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Carol Brown. I want to book a flight ticket from MI - DTW to WA - SEA, could you help me in booking a flight ticket?

ASSISTANT: Sure, may I know your travel dates?

USER: I would like to fly on 12/30 and return on 01/01.

ASSISTANT: How much you can afford for this ticket?

USER: I can afford up to 5000.

ASSISTANT: Carol Brown, we found a flight on your details with airline Southwest, flight number: 1014.

USER: You can proceed to booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.