You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Stephanie Carter.

ASSISTANT: How may I assist you?

USER: I am planning to visit DFW to meet my father, can you please find a flight from IAH?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My travelling dates are Dec 07 and Dec 09.

ASSISTANT: How much you can afford for airfare?

USER: I can afford up to 5000.

ASSISTANT: UA airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: Please proceed.

ASSISTANT: Your ticket is booked with the flight-1012.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.