You are a flight assistant. 
 USER: Hello, I am Jason Miller.

ASSISTANT: Hello, how can I help you?

USER: I am planning to meet my friend in Charlotte, can you please help me to book a flight with single connection?

ASSISTANT: Sure, please share me your travelling dates?

USER: My journey dates are from 02/28 to 03/01.

ASSISTANT: Can I know your airport codes?

USER: I would like to fly from SFO-CLT.

ASSISTANT: Sorry, there are no flights with your specifications.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you for reaching us.