You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: Can you please help me to book a flight ticket from Charlotte to Oakland?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Thank you. I am willing to travel on the dates of Feb 4th and Feb 6th.

ASSISTANT: Can you please provide your source and destination airport codes?

USER: The source and destination airport codes are CLT and OAK.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: Actually, I am looking for a single connecting flight.

ASSISTANT: Do you have any class preferences?

USER: No, I didn't have any other preferences.

ASSISTANT: Can you please provide your name to proceed further?

USER: My name is Gregory Moore.

ASSISTANT: There is a connecting flight with ticket fare 200 in AA airlines in economy class. Is it ok for you?

USER: I think this flight is comfortable for me. please proceed to reserve the ticket.

ASSISTANT: Your booking is confirmed with flight number 1018. Departure time is 3:00 hours and arrival time is 10:00 hours.

USER: Thank you for helping me with the ticket booking.

ASSISTANT: Thank you for contacting us, have a nice day.

USER: You are most welcome.