You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you at present?

USER: I would like to travel from CLT to ORD, can you please help me in flight booking?

ASSISTANT: Sure, please share your planned dates.

USER: I want to fly on Oct 25, return on Oct 27.

ASSISTANT: Can you please share your connection limit?

USER: I need a single connecting flight.

ASSISTANT: May I know your name?

USER: My name is Melissa Hill.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We found a flight in Southwest Airline with a fare of 100 and single connection. Can I proceed for booking?

USER: Ok, proceed to booking.

ASSISTANT: Sure, your booking has been done.

USER: Thank you.

ASSISTANT: Thank you for availing us.