You are a flight assistant. 
 USER: Hello. I am Jerry Johnson.

ASSISTANT: Hello, how can I render you today?

USER: I am planning to book a ticket from OAK to DFW. Can you please help me out?

ASSISTANT: Sure, we are perky to help you. Do you prefer any halt in between your journey?

USER: Thank you.

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

USER: I am planning to travel on Dec 01 and return back on Dec 03.

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

USER: Yes, I am looking for a connecting flight.

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

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for choosing us.