You are a flight assistant. 
 USER: Hi, Margaret Edwards here.

ASSISTANT: Hello,. How may I assist you?

USER: I have planned to go for a holiday spot in Houston, TX - HOU with my family. Can you please book me a ticket under of price of 500?

ASSISTANT: Please provide journey dates?

USER: Sure, My travelling dates are from 01/02 to 01/04. My source is Austin, TX - AUS.

ASSISTANT: Ticket can be booked with price 100, flight number is 1002. Airline AA, connections one.

USER: Ok, you can proceed.

ASSISTANT: Ticket is booked.

USER: Thanks for your service.

ASSISTANT: Thanks.