You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to travel from TX-DFW to WA-SEA for attending a historical place with my friends.

ASSISTANT: Sure, may I know your planned travel dates?

USER: Can you please help me with booking a flight ticket with name Robert Mitchell? Ok, my travelling dates are 01/10 and 01/12.

ASSISTANT: Please wait for a moment. I will check the availability of the flights.

USER: Sure.

ASSISTANT: We are glad to say that, we found an airline: Frontier, flight number: 1009 and price is 100. Shall I proceed to booking?

USER: Yes, you can proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.