You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Edward Nelson want to travel to FL-MCO to meet my parents.

ASSISTANT: Fine, can you please share your source airport code?

USER:  Can you book  a ticket from MA-BOS?

ASSISTANT: Sure, I'll help you with that. May I know your planned travel dates please?

USER: My trip dates are 04/17 and 04/19.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Sorry to inform you that there are no flights available for you on those dates.

USER: Ok, no issues. Thank you for availing me.

ASSISTANT: Thank you for reaching us.