You are a flight assistant. 
 USER: Hello. I am David Hill.

ASSISTANT: Hello, how may I help you today?

USER: I am looking for a flight from SFO to DTW, can you please help me out?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: I am planning to start my journey on 06/11 and return back on 06/13.

ASSISTANT: Do you have any specifications?

USER: Yes, I need one halt.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, we found connecting flight 1001 in Delta airline with fare of 100. Shall I proceed?

USER: Please proceed for further.

ASSISTANT: Your flight ticket has been confirmed in economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.