You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Anna Anderson. I would like to take my children to Providence Children's Film Festival at Washington, IAD from IAH.

ASSISTANT: May I know your desired travel dates please?

USER: I planned to start from 05/15 to 05/17.

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

USER: You can reserve my ticket.

ASSISTANT: Your ticket is booked, flight number 1001.

USER: You can book it.

ASSISTANT: Thank you for your service.