You are a flight assistant. 
 USER: Hello, I am Ashley Lopez.

ASSISTANT: Hello, how may I serve you today?

USER: I am planning to meet my friend in Atlanta, can you please help me to book a flight ticket with 200?

ASSISTANT: Sure, please share me your travelling dates please?

USER: My journey dates are from 03/22 to 03/24.

ASSISTANT: Ok, can you help me with your airport codes please?

USER: I am travelling from BOS to ATL. And I need a flight with single connection.

ASSISTANT: Ok, sorry to say you that we have not found any flights with your requested dates.

USER: Ok, no issues.

ASSISTANT: Thanks for choosing us.

USER: Thanks for your information.