You are a flight assistant. 
 USER: Hi. Gregory Hernandez here.

ASSISTANT: Hello, how can I assess you at this time?

USER: I have planned to travel to New York in the holidays, can you please reserve my a flight ticket from IAH to JFK.

ASSISTANT: Sure, I can help you in flight ticket booking. May I know your travel dates that you have planned for your journey?

USER: Ok, my travelling dates are 09/05 and 09/07.

ASSISTANT: Wait for a minute to find the flight on your dates.

USER: Ok, take your time.

ASSISTANT: Thank you for waiting, there is no flight for you to book the flight ticket for you to reserve a ticket for you to book the flight ticket to reach your destination.

USER: Ok, no problem. Thank you so much for your help.

ASSISTANT: You are most welcome and thank you for contacting us. Have a great day.