You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I need to travel from AUS to IAD, can you help me?

ASSISTANT: Sure, I am here to help you. Let me know your planned travel dates?

USER: My trip dates are 09/09 and 09/11.

ASSISTANT: Is there any airline preference?

USER: No.

ASSISTANT: Do you want to fly in economy class or business class?

USER: I am ok with any class.

ASSISTANT: Would you like any lay off in your journey?

USER: I need a connecting flight.

ASSISTANT: Are there any specific travel timings?

USER: No.

ASSISTANT: Ok, can you share your name to proceed further?

USER: I am Larry Lopez.

ASSISTANT: Please stand by.

USER: Sure.

ASSISTANT: Delta Airlines has a connecting flight with number 1003 for fare 100, shall I proceed?

USER: Yes, proceed.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you for that.

ASSISTANT: Thank you for opting us and have a safe flight.