You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I assist you today?

USER: I need to book a flight ticket from IAH to PHL. Can you help me in booking a flight ticket?

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

USER: Sure, my scheduled dates are Dec 16 and Dec 18.

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

USER: Sure, Benjamin White here.

ASSISTANT: Let me know your connection limit?

USER: I prefer maximum 1 connection in between journey.

ASSISTANT: Do you have any other requirements?

USER: I would prefer depart time at afternoon.

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 your assistance.

ASSISTANT: Thank you for choosing us.