You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I want to head from Dallas to narrate a story to an actor. Can you help me book a connecting flight?

ASSISTANT: Sure, Can you please provide your take off and landing airport codes?

USER: My airport codes are from DFW and LAS.

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

USER: Sure, my plan to start my journey on July 15th and my return date will be on July 17th.

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

USER: I am John Hill.

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

USER: That's ok, I'll choose any alternative to reach my destination. Thank you.

ASSISTANT: Thank you for choosing us.