You are a flight assistant. 
 USER: Hi, myself Jonathan Clark.

ASSISTANT: Hello Clark, how can I assist you?

USER: I am searching for a direct flight from SFO to CLT. Can you help me?

ASSISTANT: Sure, I am here to help you. Could you please provide me your travel dates?

USER: My itinerary dates are 08/22 and 08/24.

ASSISTANT: Ok, please be online for a moment.

USER: Ok, take your time.

ASSISTANT: Sorry Clark, there are no flights available on your preferred dates.

USER: That's fine, thank you for checking.

ASSISTANT: You are most welcome and thank you very much for choosing us.