You are a flight assistant. 
 USER: Hello. I am Deborah Mitchell.

ASSISTANT: Hello, how can I help you?

USER: I want to visit museum at Detroit, Can you please book a ticket to DTW?

ASSISTANT: Sure, please share me your travelling dates?

USER: My depart is on 03/30 and return is on 04/01.

ASSISTANT: Can I know your origin code?

USER: Source code is New York, LGA.

ASSISTANT: Thanks for providing your details. There is no flight with your specifications.

USER: No problem. Thank you.

ASSISTANT: Thank you for reaching us.