You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

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

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

USER: Sure, I would like to depart on Oct 12 and return on Oct 14.

ASSISTANT: Do you have any class preference?

USER: No, but make sure that the connection limit is 0.

ASSISTANT: Please wait for a minute.

USER: Sure.

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.

USER: You are welcome.