You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book ticket from Detroit MI-DTW to meet my sister after two years. Can you please help me ?

ASSISTANT: Sure, let me now your journey dates.

USER: I would like to fly on 10/10 and 10/12.

ASSISTANT: Ok, could you mention your destination code?

USER: My destination airport code is Philadelphia PA-PHL.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we found no flight with your requirements.

USER: Ok, no issues.

ASSISTANT: May I know your name please?

USER: I am Jason Wright.

ASSISTANT: Ok Jason Wright, Thank you for reaching us.

USER: Thank you.