You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Ruth Allen here.

ASSISTANT: How can I assist you today?

USER: I want to travel from CLT to SFO for a business trip, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, can you please share your travel dates?

USER: Thank you for taking my request into consideration. I am planning to leave my location on 12/14 and please book my return ticket also on 12/16.

ASSISTANT: Please allow me a moment to check for the availability of flight.

USER: Ok, take your time.

ASSISTANT: Ruth, there is a flight available with price 100 and the connection is 1 with Delta airline. Would you like me to proceed with the booking?

USER: That's perfect to me, you can proceed with booking.

ASSISTANT: Your booking is confirmed with 1018 flight number.

USER: Thank you for your help in my booking.

ASSISTANT: Thank you for reaching us.

USER: Welcome.