You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Carol Miller.

ASSISTANT: Carol, how may I help you?

USER:  I was looking for a flight from DEN to LAS to meet my granny, can you help me?

ASSISTANT: Please share your itinerary dates.

USER: My itinerary dates are 05/31 and 06/02.

ASSISTANT: Please wait for a moment, let me check for available flights.

USER: Sure, carry on.

ASSISTANT: Sorry, no flight is available for you.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for choosing us.