You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help are you looking for/.

USER: I am Betty Robinson. I am planning to attend a meeting in Phoenix.Can you please book a flight ticket?

ASSISTANT: Sure Betty, I will help you with booking your flight reservation. Could you please let me know your nearest source and final destination airport codes?

USER: I would like to go from MI-DTW and my destination code is AZ-PHX.

ASSISTANT: Ok, can I know your travel date please?

USER: I would like to travel on 08/20 and return on 08/22.

ASSISTANT: Please give me a moment to search for flights availability.

USER: Sure, take your own time.

ASSISTANT: Thank you for your patience. Frontier airlines with flight number 1001 is available for you that fits your schedule with single connection. Do you like me to proceed the booking process/.

USER: Yes, you can proceed the booing.

ASSISTANT: I was able to book your flight ticket successfully. Happy journey.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.