You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Barbara Carter. I would like to meet my best friend at Atlanta, can you help me to book a flight ticket from CLT to ATL?

ASSISTANT: When are you planning to make your journey?

USER: I want to travel on 21 Apr and return on 23 Apr.

ASSISTANT: There is a connected flight in JetBlue airlines with the fare 100.

USER: If depart time will be at evening, please proceed to booking.

ASSISTANT: Sorry, there are no flight in the evening.

USER: It's ok, thank you for giving information.

ASSISTANT: Thank you.