You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me to book a flight ticket from OAK to LAX?

ASSISTANT: Sure, kindly share your travel dates.

USER: I will start on July, 30 and return on Aug, 1.

ASSISTANT: Do you have any connection limit?

USER: I need single connection.

ASSISTANT: Is there any other specification?

USER: I prefer normal cost airline.

ASSISTANT: May I know your name?

USER: Myself William Martin.

ASSISTANT: There is a flight-1005 on the dates you have given which is having a single connection and the ticket fare is 200. Shall I proceed to reserve the economy class ticket?

USER: Ok, please book this ticket.

ASSISTANT: Your booking is done and United Airlines.

USER: Thank you.

ASSISTANT: Thanks for reaching us.