You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I support you at this moment?

USER: I need a flight ticket booking from LAS to DEN to attend a seminar, so can you please help me with ticket booking?

ASSISTANT: Sure, do you need any lay by in between the journey?

USER: I am ok with any connection limit.

ASSISTANT: Ok, please share your class preference.

USER: Check the flight with business class.

ASSISTANT: Ok, on which dates would you like to travel?

USER: Thank you and I would like to take off on Jan 25 and I will recur back on Jan 27.

ASSISTANT: May I know your good name please?

USER: My name is Scott Roberts.

ASSISTANT: Do you have any other preferences?

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

ASSISTANT: There are no flights found on your requested dates.

USER: Sad to hear that one, I can reach any other agency to help me out. Thank you for your help.

ASSISTANT: Thank you for reaching us.