You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I have a business conference meeting at Chicago. Can you please help me in reserving the ticket from DTW to ORD?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: I would like to travel on Aug 5 and again I will return back on Aug 7.

ASSISTANT: Do you have any preferences?

USER: I am comfort to travel in single connection flight.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: Not a big problem, anyhow thank you very much for your kind information.

ASSISTANT: Can you tell me your name?

USER: Myself Jessica Parker.

ASSISTANT: Thank you for contacting us.

USER: You are welcome.