You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name please?

USER: I am Jack Martinez.

ASSISTANT: Thanks for your name. What services are you seeking from us?

USER: I want to watch a movie in Fox Theatre with my friends at Detroit. Can you book a ticket on 08/20?

ASSISTANT: Sure, can you please help me with your source and destination details?

USER: My source is New York, NY - LGA. My destination airport code is MI - DTW.

ASSISTANT: Ok, when you want to return from Detroit?

USER: I want to return on 08/22.

ASSISTANT: Ok, please give me a minute.

USER: Sure.

ASSISTANT: Thanks for your time, no flights were available based on your schedule.

USER: Ok, no issues. Thank you for your service.

ASSISTANT: Thanks for availing us, have a nice day.