You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to fly to Charlotte to attend a client meeting, can you help me to book a direct flight?

ASSISTANT: Can I know your travelling dates.

USER: I would like to depart on Oct 24th and my return date will be on Oct 26th.

ASSISTANT: Let me know your airport codes.

USER: My source point is SEA and my destination point is CLT.

ASSISTANT: Do you have any preference?

USER: No, I don't have any other specifications.

ASSISTANT: Can I know your name?

USER: I am Samuel Martin.

ASSISTANT: Ticket is found with airline Spirit for price 200 having flight number 1014.

USER: That's fine, you can proceed with the booking.

ASSISTANT: Ticket is booked.

USER: Thank you for your help in booking.

ASSISTANT: Thank you.