You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. What kind of service, you are expecting from us?

USER: I am planning to attend Film festivals at Seattle. Can you do the reservation?

ASSISTANT:  Sure, I can help you with our best services. Can you provide me your boarding point and Seattle airport code?

USER: My airport codes are CLT-SEA.

ASSISTANT: What are the dates that you have planned to travel to Seattle and return from there?

USER: My trip dates are 11/27 and 11/29.

ASSISTANT: Could you let me know, whether you need a connecting flight or a direct flight?

USER: I need direct flight.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: Charles Collins here.

ASSISTANT:  Ok, please be wait.

USER: Sure.

ASSISTANT: Sorry Charles Collins, we cannot provide you the direct flight for your journey. Instead of that, we have a connecting flight.

USER: Please do not proceed.

ASSISTANT:  That's ok, thanks for visiting us.

USER: Thank you.

ASSISTANT: For next time you visit us, we try to provide you the flight as per your requirement.

USER: Ok, Thank you.

ASSISTANT: Have a nice day!.