You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please check for the flights on the route from CLT to BOS for my business trip?

ASSISTANT: Sure, may I know your travel dates?

USER: My journey dates are from Apr 7 to Apr 9.

ASSISTANT: May I know your connection limit?

USER: I need 1 connection flight.

ASSISTANT: Do you have any specifications?

USER: I want to return in evening.

ASSISTANT: Please hold on for a while.

USER: Sure.

ASSISTANT: May I know your name?

USER: Myself Sharon Robinson.

ASSISTANT: Sorry Sharon Robinson, no flights are available from BOS in the evening.

USER: Oh! That's ok. No issues.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.