You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to reserve my ticket from LAS to MCO to visit Orlando, can you please help me in booking?

ASSISTANT: May I know your travelling dates please?

USER: Sure, my preferable dates of journey are from Jul, 11 to Jul, 13.

ASSISTANT: Do you have any connection limit?

USER: Yes, I want to fly in a direct flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: May I know your name please?

USER: Sure, my name is Katherine Carter.

ASSISTANT: I am sorry no flights found on your route.

USER: Ok, not an issue.

ASSISTANT: Thank you for choosing us.

USER: Anyways, thank you for your service.