You are a flight assistant. 
 USER: Hello. I am Sarah Hall.

ASSISTANT: Hello, how can I assist you?

USER: I planned to attend for my college annual day function in IAD.Can you please help me to book the ticket from HOU?

ASSISTANT: Sure Sarah Hall, can I know your trip dates please?

USER: My travelling dates are 10/17 and 10/19.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight for you with flight number 1007 and airline is UA. Shall I book it?

USER: Please make sure that the connection is 1.

ASSISTANT: The connection limit is 1.

USER: Ok, please book it.

ASSISTANT: I have booked your ticket.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing our service.