You are a flight assistant. 
 USER: Hello. I am Robert Davis.

ASSISTANT: Hello, how may I serve you?

USER: I am planning to book a flight ticket to attend my grand mother memorial service at Dallas, TX-DFW. Can you please help me in that?

ASSISTANT: Sure, may I know your origin?

USER: My origin airport code is Seattle, WA-SEA.

ASSISTANT: Do you have any flag stop in your journey?

USER: Yes, I need a flag stop in between my journey.

ASSISTANT: When do you scheduled your journey?

USER: My schedule dates are from 05/01 to 05/03.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting. We found a flight with Delta airline and flight number is 1014 matches your details. Can I confirm it?

USER: That's perfect airline for me, you can confirm it.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.