You are a flight assistant. 
 USER: Hi, I am Jessica Turner.

ASSISTANT: Hello, how may I help you today?

USER: I want to go to NC-CLT from TX-IAH to participate in scuba driving at little sugar Greek lake.

ASSISTANT: Ok, let me know your travelling dates?

USER: My journey dates will be 05/19 to 05/21.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to inform that no flights found regarding to your specifications.

USER: Ok, thanks for your information.

ASSISTANT: Thanks for contacting us. Have a good day.