You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I am Sharon Wilson. Can you please book a flight ticket from LAX to DEN?

ASSISTANT: Sure, may I know your trip dates?

USER: Sure, I have planned my travel dates as Oct 13 and Oct 15.

ASSISTANT: Do you need a stopover in between your journey?

USER: I am looking for single connecting flight.

ASSISTANT: May I know your depart and arrival timings?

USER: I would like to return in morning so please check with that.

ASSISTANT: Ok, Is there any other specifications?

USER: No, I am ok with any specifications.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Sorry, no flights are available as per your requirements.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: Thank you for opting us.

USER: Most welcome.