You are a flight assistant. 
 USER: Hello. I am Joshua Harris.

ASSISTANT: Hello, how can I help you at this moment?

USER: We friends have planned to enjoy this weekend at Woodinville wine tasting tour, will you please help me with booking a flight ticket within price 500?

ASSISTANT: Sure Joshua Harris, I will help you.

USER: Thank you.

ASSISTANT: Could you please provide your planned travel dates?

USER: Yes, my planned dates are 12/02 and 12/04.

ASSISTANT: May I know your source and destination airport codes?

USER: Yes, my source point is HOU and SEA is my destination.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: We found a airline with fare of 100 and a connection in between the journey. Shall I proceed with booking in Southwest airline?

USER: Fine, you can book it for me.

ASSISTANT: Your booking has been confirmed on name of Joshua Harris in 1023 Southwest airline.

USER: Thank you for assisting me.

ASSISTANT: Thank you.