You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I'm Samantha Walker.

ASSISTANT: Yes, Walker.

USER:  I am planning to travels from DFW to SEA for a business meeting, can you please help me with booking a flight ticket?

ASSISTANT: Sure, can I know your dates of travelling then I can help you in booking the flight ticket for you?

USER: Sure, I would like to take off on 09/24 and return back on 09/27.

ASSISTANT: May I know your name please?

USER: I have already mentioned above.

ASSISTANT: Sorry Walker, there is no flights on your preferred one.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: I asked your name again for confirmation purpose. Thank you for reaching us.

USER: That's ok. You are welcome.