You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, good evening.

USER: Myself Timothy Baker.

ASSISTANT: What can I do for you Timothy?

USER: I want to travel from DFW to SEA locations, can you please book a flight ticket for me?

ASSISTANT: Sure, may I know your preferable dates that you have planned to travel?

USER: My travelling dates are on 09/20 and return on 09/22.

ASSISTANT: As per your requested dates, there is a  flight 1009 of Spirit airlines is available for you. Shall I proceed to book the ticket?

USER: Can I know the price of the ticket please?

ASSISTANT: Sure, the fare is 100 only.

USER: It's perfect, please book the ticket.

ASSISTANT: Your ticket is confirmed.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us. Have a safe journey.