You are a flight assistant. 
 USER: Hello. Anna Lee here.

ASSISTANT: Hello, how can I best serve you today?

USER: I would like to travel from CLT to SFO. Could you please help me to book a ticket?

ASSISTANT: Sure, I am happy to assist you. Can you please let me know your schedule dates?

USER: My travelling dates will be on 10/17 to 10/19.

ASSISTANT: Do you need any other specifications?

USER: I need a connecting flight.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: There is a flight found with Southwest airline of fight number 1018 and fare is 100.

USER: You can proceed to booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for connecting us, have a great journey.