You are a flight assistant. 
 USER: Hello. I am Linda Perez.

ASSISTANT: Hello, how can I aid you for today Linda Perez?

USER: I am planning to attend music concert at CLT, can you please help me with booking a flight ticket from ATL?

ASSISTANT: I am here to help you with that Linda Perez. Can you please provide your planned dates of journey?

USER: Sure, I would like to depart on Apr 12 and return on Apr 14.

ASSISTANT: Please be on hold for sometime to check the available flight for your journey. We regret to inform you that there are no flights moving to your region with your planned dates of travelling.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: You are welcome, thank you for reaching out here. Hope you have a nice day ahead.

USER: You are welcome.