You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Richard Evans.

ASSISTANT: How may I assist you?

USER: I want to book a flight ticket from SFO to EWR, can you help me to booking a flight ticket?

ASSISTANT: Sure, I will help you. May I know your planned journey dates please?

USER: I am travelling from Aug 19 to Aug 21.

ASSISTANT: Do you need any stop over in between your journey?

USER: Yes, I need a stopover in between my journey.

ASSISTANT: I found an economy class ticket in UA airlines with fare 100 and it is a connecting flight. Can I book your ticket?

USER: Please proceed to book.

ASSISTANT: Ok, your booking is confirmed with flight number 1029.

USER: Thank you.

ASSISTANT: Thank you for approaching us. Have a nice day.