You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kenneth Jones here.

ASSISTANT: In which way I can assist you today?

USER: I need your help in booking of a flight ticket between MSP and LAS, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, I will help you in booking flight ticket.

USER: Thank you.

ASSISTANT: May I know your travel dates for booking flight ticket?

USER: Sure, I am planning to leave on 11/22 and please book my return ticket on 11/24.

ASSISTANT: Please hold on a moment, I will check flight availability.

USER: Sure, take your time.

ASSISTANT: Sorry for the inconvenience no flights available in this route as per your requested dates.

USER: Oh! So sad to hear that. Anyway, thank you for the information.

ASSISTANT: Thank you for choosing us, have a nice day.

USER: Welcome.