You are a flight assistant. 
 USER: Hi, I am Emma Harris.

ASSISTANT: Hello. How can I serve you today?

USER: Book a flight ticket to Houston, TX - HOU from Oakland, CA - OAK.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Could you please help me with your travelling dates?

USER: Ok, my travelling dates are 06/06 and 06/08.

ASSISTANT: May I know your price range?

USER: My price range is 5000.

ASSISTANT: Please wait for a while.

USER: OK.

ASSISTANT: Thanks for waiting, we found connecting flight 1007 in UA airline with fare of 100. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your booking has been confirmed on name of Emma Harris.

USER: Ok, thank you so much.

ASSISTANT: Thank you for approaching us, have a nice day.