You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: I want to attend an concert in San Francisco. Can you please book the ticket from DCA to SFO?

ASSISTANT: It's sounds good, can you please provide your travel dates?

USER: My preferable dates are from 09/15 to 09/17.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: There is a flight ticket available as per your requested dates and connection limit is 1. Shall I proceed?

USER: That's perfect. Please book the ticket.

ASSISTANT: Ok. Your flight ticket is booked.

USER: Thank you for your response.

ASSISTANT: Airline is Delta and flight number is 1010, have a nice day. Thank you for reaching us.

USER: Ok, thank you.

ASSISTANT: May I know your name?

USER: My name is Angela Moore.

ASSISTANT: Your ticket is booked on your name.

USER: Thank you.