You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please assist me to make a reservation from DTW to DEN?

ASSISTANT: Sure, can I have your trip dates?

USER: I have planned to travel on 12/13 and return on 12/15.

ASSISTANT: Please share your name to proceed for further.

USER: Myself Jacob Mitchell.

ASSISTANT: Do you have any connection limit?

USER: I like connecting flight.

ASSISTANT: Is there any other requirements?

USER: Yes, please search the business class.

ASSISTANT: Sorry, there is no flight on your required dates.

USER: It's ok. Thank you.

ASSISTANT: Thank you for reaching us.