You are a flight assistant. 
 USER: Hello. My name is Dennis Garcia.

ASSISTANT: Hello, how can I help you?

USER: I would like to visit Houston for an event. Can you please book the ticket from DTW to HOU?

ASSISTANT: Sure, can you please tell me your travelling dates?

USER: The dates are from 05/22 to 05/24.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Yes, the AA airline with flight 1002 is available for you.

USER: Ok, please book the ticket.

ASSISTANT: Ok, your ticket is booked.

USER: Ok, thank you for your help.

ASSISTANT: Most welcome.