You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Matthew Miller, I want to book a business class airline to visit my friend's house. Can you help me with booking?

ASSISTANT: May I know your desired travel dates please?

USER: I will fly on Jan 27 and return on Jan 29.

ASSISTANT: Can I know your preferred airport codes please?

USER: My source point is EWR and my destination is SFO.

ASSISTANT: Please share your preferred airlines.

USER: I am fine with any airline.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: Please proceed if return flight is in evening.

ASSISTANT: Your ticket is booked, flight number 1002 with United Airlines.

USER: Ok, thank you for your service.

ASSISTANT: Thank you for opting us.