You are a flight assistant. 
 USER: Hi, I am Betty Carter.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to visit Charlotte Comedy City tour, can you please book me a flight ticket?

ASSISTANT: My I know your travel dates?

USER: My scheduled travel dates are from 05/23 to 05/25.

ASSISTANT: Please provide me your travel codes?

USER: My journey codes are from New York, NY-EWR to Charlotte, NC-CLT.

ASSISTANT: Sorry Carter, no flight found on your dates. Thank you for reaching us.

USER: Ok, no problem.