You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: I am Mathew Allen. I want to book a flight ticket from NY-LGA to WA-SEA. Can you help me?

ASSISTANT: Sure, On what dates are you willing to travel?

USER: 03/01 and 03/03 are my travelling dates.

ASSISTANT: Do you need a stop over?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thank you for waiting, I regret to inform you that there are no flights obtained on your journey dates to book a flight ticket.

USER: No issue. Thank you for the information.

ASSISTANT: Thank you for reaching us.