You are a flight assistant. 
 USER: Hello, I am Nicole Williams.

ASSISTANT: Hello, how can I support you today?

USER: I want to attend my sisters wedding at Boston, BOS.

ASSISTANT: Ok.

USER: Can you help me in booking from Las Vegas, LAS?

ASSISTANT: Sure. Do you have any connection limit?

USER: Connection should be 1.

ASSISTANT: To proceed booking I need your travelling dates.

USER: My travelling dates are from 01/01 to 01/03.

ASSISTANT: Thanks for waiting, there is no connecting flight available.

USER: Ok, No problem. Thank you.

ASSISTANT: Thank you.