You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I want to reserve my ticket from DCA to SEA to visit Seattle, can you please help me in booking?

ASSISTANT: Sure, On which dates would you like me to book a flight ticket for you?

USER: Sure, my preferable dates of journey are from Nov, 21 to Nov, 23.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: Sure, my name is Kimberly Lee.

ASSISTANT:  In which class would you like me to book your flight ticket?

USER: I want to travel in business class.

ASSISTANT: Do you have any other requirements?

USER: Yes, I want to depart at afternoon time.

ASSISTANT: Let me know your connection limit?

USER: Yes, I want to travel in a connecting flight.

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

USER: Sure, I will wait.

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

USER: Ok, no problem. Anyways, thank you for your service.

ASSISTANT: Thank you for choosing us.