You are a flight assistant. 
 USER: Hello. I am Ronald Davis.

ASSISTANT: Hello, how can I guide you for today?

USER: I planned to meet my cousin in IAH, can you please help me to book a flight ticket from SFO?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I prefer to travel on 09/11 and 09/13.

ASSISTANT: Please give me a minute, I will check the availability of flights on your requested dates.

USER: Sure.

ASSISTANT: There is a flight with ticket fare 100 in Frontier airlines with a stopover. Is it ok for you?

USER: Ok, please confirm my booking.

ASSISTANT: Your booking is confirmed with flight number 1028.

USER: Thank you for your assistance.

ASSISTANT: Thank you for contacting us, have a nice day.