You are a flight assistant. 
 USER: Hello, I am Jacob Lee.

ASSISTANT: Hello, what can I do for you at this moment?

USER: I want to boo a flight ticket to meet my childhood friend in Austin, TX - AUS.

ASSISTANT: Sure, may I know your connection limit?

USER: Can you help me for booking on 07/09? Yes, I need a halt.

ASSISTANT: Ok, please share your arrival date?

USER: My arrival date is 07/11.

ASSISTANT: Ok, kindly mention your source airport code?

USER: My source airport is Oakland, CA - OAK.

ASSISTANT: There is a 1026 Delta airline with fare of 200 matches your requested dates. Can I proceed with booking?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been reserved successfully.

USER: Thank you.

ASSISTANT: Thank you for approaching us. have a safe light.