You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I am Laura Mitchell. I want to meet my uncle on 06/06 at Charlotte and I intend to return on 06/08, can you help me with booking please?

ASSISTANT: Sure, we are here to make your journey comfort. Kindly provide me your price limit for this journey.

USER: Thank you, I can pay up to 200.

ASSISTANT: May I know your airport codes?

USER: Yes, my airport codes are TX-HOU and NC-CLT.

ASSISTANT: Ok, please wait a moment.

USER: OK.

ASSISTANT: Sorry to inform, no flights found with your requirement.

USER: That's ok.

ASSISTANT: Thanks for reaching us.

USER: Thank you for the response.