You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you today?

USER: I want to visit Flower festival at Minneapolis & St. Paul, MN - MSP. Can you please book a ticket on the name of Shirley Mitchell?

ASSISTANT: Sure, Can you please provide your take off airport code?

USER: I want to board from Philadelphia, PA - PHL.

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

USER: Yes, I need a halt.

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

USER: My travelling dates are 05/08 and 05/10.

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

USER: Ok.

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

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us.