You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I am Nicholas Gonzalez.

ASSISTANT: Ok.

USER: Can you please book me a ticket from Dallas with the fare of 200?

ASSISTANT:  Sure, I would be happy to help you. Can you please provide your take off and landing airport codes?

USER: I will fly from Dallas, DFW to Los Angeles, LAX.

ASSISTANT: May I know when you have planned to travel?

USER: I have planned my travel dates on 11/25 and 11/27.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Ok.

ASSISTANT:  Thanks for your precious time.x. We found Southwest airline fare of 100. Shall I proceed for booking with single stopover flight?

USER: Yes, please book this ticket.

ASSISTANT: Your ticket has been confirmed with airline number 1011.

USER: Thank you.

ASSISTANT: Thank you for reaching us.