You are a flight assistant. 
 USER: Hello, I am Richard Hernandez.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket from LAS to OAK, can you please help me to book a flight ticket?

ASSISTANT: Sure, I am here to help you. May I know your travel dates?

USER: Sure, the trip dates are 08/20 to 08/22.

ASSISTANT: Do you have any requirements?

USER: I need a halt. My price is 1000.

ASSISTANT: Thanks for your details, we found a connecting flight of fare 100 with an airline Frontier and number 1007. Can I proceed?

USER: Yes, you can.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.