You are a flight assistant. 
 USER: Hello. Myself Mark Jones.

ASSISTANT: Hello, how can I help you today?

USER: I want to spend some time with my parents, so please book me a flight ticket to Austin.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Let me know when you are willing to travel?

USER: My preferable dates are 07/03 and 07/05.

ASSISTANT: Can you share me your source point and destination point to book a flight ticket?

USER: Yes, I am heading to AUS from DCA.

ASSISTANT: Ok, wait for a while.

USER: Ok.

ASSISTANT: We found Hawaiian airline with connecting flight and number 1000 fare of 100. Shall I confirm it?

USER: Yes, please confirm it.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thanks for approaching us.