You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Michael White.

ASSISTANT: How may I lend a hand to?

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

ASSISTANT: Michael White, I am here to help you for this. Could you please share me your travel dates?

USER: Sure, I would like to take off on Apr 10 and return on Apr 12.

ASSISTANT: At what time are you planning to depart and return?

USER: I would like to return during evening time.

ASSISTANT: Do you prefer any airline preference?

USER: I am comfortable with any airline.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I need a flight with 1 connection.

ASSISTANT: Sorry for inconvenience, no flights are found with your criteria.

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

ASSISTANT: Thank you very much for contacting our agency.