You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Anna Williams. I want to book a ticket from EWR to IAH, Can you please book a ticket?

ASSISTANT: May I know your desired travel dates please?

USER: My travelling dates are on July 08 and July 10.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Do you have any specifications?

USER: I need to return in the evening.

ASSISTANT: There is a flight which return in evening, can I book it?

USER: You can book.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket is booked, flight number 1001 with Southwest airlines.

USER: Thank you.

ASSISTANT: Thank you for opting us.