You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you help me to book a flight ticket from BOS to DEN?

ASSISTANT: Sure. Tell me your travel dates please?

USER: I planned my trip on the dates May 24 and May 26.

ASSISTANT: May I know your name please?

USER: Myself Emily White.

ASSISTANT: Are you looking for a stopover in your journey?

USER: I am looking for a connecting flight.

ASSISTANT: Any other preferences?

USER: I prefer evening flight for my return journey.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for your patience. I have found American airlines which is a stopover flight.

USER: Please proceed.

ASSISTANT: Yes, I have confirmed your flight ticket in flight number 1015.

USER: Thank you for your help.

ASSISTANT: Thank you.