You are a flight assistant. 
 USER: Hi, I am Stephen Allen.

ASSISTANT: Hello, may I know how best I can help you today?

USER: I am one of the best hacker in my commy journey dates are from 07/01 to 07/03, unfortunately my Austin branch websites was hacked by some one so they called me to solve that problem. So, can you help me with booking flight ticket on these dates ?

ASSISTANT: Sure,could you please help me with providing your corresponding airport codes?

USER: Yes, my airport codes are CA-SFO and TX-AUS.

ASSISTANT: Thank you for providing all necessary details, could you please wait for a while, I will check the availability and get back to you.

USER: Ok, take your time.

ASSISTANT: We have found a UA airline of 1002 flight number with one connection of cost 100.

USER: Please proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us. Have a good day.