You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I serve you?

USER: I am Sarah Baker, need a direct flight to meet my grand parents on their 60th wedding anniversary. So, Can you please reserve a flight ticket from New York, JFK?

ASSISTANT: Sure, I will help you out. Where do to want to travel?

USER: I am planning to travel to Las Vegas, LAS.

ASSISTANT: May I know your travelling dates?

USER: Sure.

ASSISTANT: Please wait a while.

USER: I want to fly on 09/30. I intend to return on 10/02.

ASSISTANT: Unfortunately, there are no flights for found according to your requriments.

USER: It's ok, I will check with other airlines. Thank you for the information.

ASSISTANT:  Ok, Thank you for contating us.