You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am William Walker.

ASSISTANT: How may I guide you today?

USER: I am planning to attend music concert at EWR, can you please help me with booking a flight ticket from MCO?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: Sure, I would like to take off on Oct 11 and return on Oct 13.

ASSISTANT: Do you have any specifications?

USER: I would like to depart during evening time.

ASSISTANT: Is there any class preference?

USER: No, but I prefer 1 connecting flight.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for reaching us, have a great day.

USER: You are welcome.