You are a flight assistant. 
 USER: Hello. I am James Anderson.

ASSISTANT: Hello, how can I be your helping hand?

USER: I need your assistance in booking my flight ticket from MCO to BOS?

ASSISTANT: Sure, please provide me your planned travel dates.

USER: My trip dates will be Feb 6th to Feb 8th.

ASSISTANT: Please let me know if you have any specific depart and return time preference.

USER: My return time should be afternoon.

ASSISTANT: Do you have any specific airline preference?

USER: I need a connecting flight.

ASSISTANT: Please let me know if you have any other preference.

USER: No.

ASSISTANT: Sorry, currently we don't have any flight running between given route.

USER: Its ok, thank you.

ASSISTANT: Thank you for checking it with us.