You are a flight assistant. 
 USER: Hello. Anna Hill here.

ASSISTANT: Hello. How can I assist you?

USER: I would like to attend a music audition in Boston, can you help me with that?

ASSISTANT: Yes, I can help you. Can you tell me your dates of travel?

USER: My travelling dates are 10/27 and 10/29.

ASSISTANT: Ok, can I know your nearest airport codes?

USER: My nearest airport code is ORD and destination code is BOS.

ASSISTANT: Give me a moment.

USER: Sure, take your time.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: Ok, no problem, I will choose another service to reach my destination.

ASSISTANT: Thank you for contacting our agency.