You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: This is Jack Scott, from Charlotte.

ASSISTANT: How can I assist you today?

USER: As I have an emergency meeting at the Richards Congress Avenue Bridge, at Austin, I need to attend there. SO, Can you book me a ticket with the direct flight?

ASSISTANT:  Sure, I would be happy to help you.

USER: Thank you.

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

USER: Takeoff is from CLT, and landing on AUS.

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

USER: I want to start my journey on 01/10, and return will be on 01/12.

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: That's ok, I will choose my own transportation. Thanks for your kind information.

ASSISTANT: Thank you for reaching us.