You are a flight assistant. 
 USER: Hello, I am Melissa Edwards.

ASSISTANT: Hello, how may I aid you today?

USER: Please book a ticket from San Francisco to attend for a live concert.

ASSISTANT: Sure, let me know your journey dates.

USER: Sure, my travelling dates are Nov 8 and Nov 10.

ASSISTANT: Ok, please share your airport codes.

USER: My journey airport codes are SFO and EWR.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Do you have any limits on number of connections for your journey?

USER: Yes, I need single connecting flight.

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

USER: My depart time is afternoon.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thanks for your time, no flights were found based on your schedule.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.