You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I support you?

USER: I am Lisa Perez. I would like to attend my friend marriage in Palms Casino Resort at Las Vegas, LAS. Can you please book a connecting flight for me?

ASSISTANT: Sure, may I know where are you boarding at?

USER: I am boarding from Boston, BOS.

ASSISTANT: Do you need a way station in between your route?

USER: Yes, I need a way station.

ASSISTANT: Ok, when are you planning to make your trip?

USER: My journey dates are, 05/20 and 05/22.

ASSISTANT: Ok, let me check the availability of flight and get back to you.

USER: Sure.

ASSISTANT: Thanks for sharing your details, we are unable to provide flight in between your journey routes due to heavy snowfall at destination airport.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us.