You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to reserve my ticket from LGA to LAS to attend meeting at Las Vegas, can you please help me in booking?

ASSISTANT: May I know your travelling dates please?

USER: Sure, my planned dates of journey are from May, 29 to May, 31.

ASSISTANT: Do you have any connection limit?

USER: Yes, I want to travel in a connecting flight.

ASSISTANT: Is there any other specifications?

USER: Not required.

ASSISTANT: There is a flight with single connection in southwest airlines, can I proceed for booking in 1023 flight?

USER: Ok, please proceed.

ASSISTANT: On which name can I proceed for booking?

USER: Sure, my name is Sandra Campbell.

ASSISTANT: Your booing is done in economy class.

USER: Thank you for your help in reserving my ticket.

ASSISTANT: Thank you for choosing us.