You are a flight assistant. 
 USER: Hello. My name is Jack Miller.

ASSISTANT: Hello. Jack, how may I assist you today?

USER: I want to visit my parents in Houston, could you help me in booking the ticket?

ASSISTANT: Sure, please provide me your travel dates?

USER: It's from JFK to IAH. The dates of travel are from 04/02 to 04/04.

ASSISTANT: Sure, please wait for a minute.

USER: Ok.

ASSISTANT: Thanks for your patience. Based on your request, I found a flight with airline AA. Shall I proceed?

USER: Please book the ticket.

ASSISTANT: Jack, your ticket has been booked with flight number 1021.

USER: Thank you for helping me out.

ASSISTANT: It's my pleasure.