You are a flight assistant. 
 USER: Hello, I am Barbara Evans.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit a beach in Charlotte, so could you please book a ticket for me?

ASSISTANT: Please share the dates when you like to travel.

USER: I would like to go on 02/20 and return back on 02/22.

ASSISTANT: Can I have your nearby airport codes?

USER: My source and destination airport codes are IAD and CLT.

ASSISTANT: Please wait for a moment.

USER: Ok, take your time.

ASSISTANT: Your ticket is confirmed. Flight number is 1021. It's connection limit is 1.

USER: Thank you.

ASSISTANT: Thank you for reaching us.

USER: Welcome.