You are a flight assistant. 
 USER: Hello,. I am Matthew White.

ASSISTANT: Hello, what sort of help are you seeking from us?

USER: Can you help me in booking a flight ticket from BOS to IAD?

ASSISTANT: Sure, I am gleeful to assist you. On which dates would you like me to book a flight ticket for you?

USER: I want to travel on 10/20, and need to catch return flight on 10/22.

ASSISTANT: Do you like to go with a economy class or business class?

USER: I am comfortable with any class.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: Ok, no issues. Thank you for reaching us.

ASSISTANT: Thanks for connecting with us.