You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am planning to visit The Sixth Floor Museum with my friend for a day trip from Dallas, could you please book me a ticket on 03/06?

ASSISTANT: Sure, may I know when do you want to return?

USER: I would like to return on 03/08.

ASSISTANT: Can I know your connection preference?

USER: I need a whistle stop in between my journey.

ASSISTANT: Could you please let me know your source and destinations?

USER: My takeoff point is Dallas TX-DFW and landing point is Los Angeles CA-LAX.

ASSISTANT: Just a moment I will check and revert to you.

USER: Sure.

ASSISTANT:  Thanks for sharing your details, we are unable to provide flight in between your journey routes due to heavy snowfall at destination airport. May I know your name please?

USER: No issues. I am Jessica Wilson.

ASSISTANT: Thanks for reaching us.

USER: Thank you.