You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Timothy Evans here.

ASSISTANT: Timothy Evans, how may aid you?

USER: I want to book a flight ticket from HOU to DTW. Can you help me in that?

ASSISTANT: Sure, please provide your itinerary dates.

USER: My journey dates are from Oct 05 to Oct 07.

ASSISTANT: Do you have any specifications?

USER: My return time is morning.

ASSISTANT: May I know your connection limit?

USER: I need a flag stop in between journey.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Sorry, no flights are available from DTW in the morning.

USER: That's ok, not a problem. Thanks for your information.

ASSISTANT: Thank you for choosing us.