You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I address you?

USER: I am Alexander Edwards, planning to visit IAH for this weekend.

ASSISTANT: Ok.

USER: Can you help me out?

ASSISTANT: Sure, I am here to help you let me know your travelling dates?

USER: My travelling dates are 07/12 and 07/14.

ASSISTANT: May I know your nearest origin airport code?

USER: My nearest location airport code is ATL.

ASSISTANT: Ok, please wait a minute.

USER: Sure, please check.

ASSISTANT: Ok, thanks for waiting. Sorry Edwards, no flight found with your dtaes.

USER: Not an issue. Thank you for your response.

ASSISTANT: Most welcome.