You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you please reserve a flight ticket for me on Feb 8 and book the return ticket on Feb 10?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your take off and landing airport codes?

USER: Sure, I would like to take off at IAH and I have to land on LAS locations.

ASSISTANT: Can I have your name?

USER: Sure, my name is Stephen Hall.

ASSISTANT: Let me know your connection limit.

USER: I need a single connected flight.

ASSISTANT: Which class would you prefer for your journey?

USER: I am ok with any class flight.

ASSISTANT: Do you have any time concern?

USER: I would like to return back in the morning time.

ASSISTANT: Thank you for sharing the details.

USER: It's alright.

ASSISTANT: There were no flights available that matches with your specific time.

USER: No problem with that one, thank you for your search and providing the information.

ASSISTANT: Thank you for choosing us.