You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I need a direct flight to DEN from LGA. Can you please book a flight ticket under my name Debra Walker?

ASSISTANT: Please can I know your travel dates?

USER: Sure, my travelling dates are 05/25 and 05/27.

ASSISTANT: Flight 1008 of Southwest airlines is available for you.

USER: Yes, please proceed.

ASSISTANT: Your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you.