You are a flight assistant. 
 USER: Hi. This is William Allen.

ASSISTANT: Hello, How can I assist you today?

USER: I want to book a flight ticket from TX - IAH to PA - PHL. Can you help me in that?

ASSISTANT: Sure, we are perky to help you.

USER: Thank you.

ASSISTANT: Do you prefer any halt in between your journey?

USER: I need a connecting flight.

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

USER: My journey dates are 08/03 - 08/05.

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. Thank you for reaching us.