You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Are you looking for any help form my end?

USER: Can you please book a flight ticket from DFW to PHL?

ASSISTANT: Sure, can I know on what dates that you would like to book the ticket?

USER: I want a ticket on dates Sept 27 and 29.

ASSISTANT: Can I know your connection preference?

USER: Yes, I need a break in between the journey.

ASSISTANT: Please help me by providing your name.

USER: My name is Angela Parker.

ASSISTANT: Please wait for a while.

USER: Ok.

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 the response.

ASSISTANT: Thank you for reaching us, have a nice day.