You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Elizabeth Parker. I am planning to travel from DFW to IAH to attend my sister's wedding, could you please help me with booking a flight ticket?

ASSISTANT: Sure, could you please help me with your travelling dates?

USER: The dates of travel are from 03/25 to 03/27.

ASSISTANT: We have a international passenger flight, AA airlines which flies to your destination.

USER: Ok.

ASSISTANT: Sure, I am proceeding to book your flight.

USER: Please book the ticket.

ASSISTANT: Your flight ticket is confirmed with flight number 1001. Thanks for availing our service.

USER: Thank you for your time.