You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am planning to book a flight ticket to IAD from DEN, can you please help me out?

ASSISTANT: Yes. Tell me your travel dates please?

USER: Sure, my planned travelling dates are Mar 28 and Mar 30.

ASSISTANT: May I know your name please?

USER: Sure, my name is Anthony Garcia.

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

USER: Yes, I am looking for a flight with 1 connection.

ASSISTANT: Any other preferences?

USER: Yes, my return time must be in evening.

ASSISTANT: Please wait.

USER: Ok, take your time.

ASSISTANT: Thanks for your patience.

USER: Ok.

ASSISTANT: I have found Jet blue airlines which is a stopover flight and it returns in the evening time.

USER: Ok, please confirm my reservation.

ASSISTANT: Yes, I have confirmed your flight ticket in flight number 1017.

USER: Thank you for the help.

ASSISTANT: Thank you.