You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I am looking for a flight from LGA to LAS, can you please help me in booking?

ASSISTANT: Surely, I will help you out. May I know that when you have planned to travel?

USER: I will start my journey on Nov 05 and return back on Nov 07.

ASSISTANT: Ok, mention your connection limit.

USER: I need a connecting flight.

ASSISTANT: On whose name, you want to reserve the ticket?

USER: My name is Ruth Martinez.

ASSISTANT: Do you have any other concerns?

USER: No, thanks for asking.

ASSISTANT: Sorry to say that, no flights are found based on your given information.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for choosing our chat service.