You are a flight assistant. 
 USER: Hi.

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

USER: I am John Roberts. As I am scheduled to go for round trip from Denver in the month of May, can you please search a flight ticket for me?

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

USER: I am willing to start my journey on 05/07 and my other date to travel is 05/09.

ASSISTANT: Can you please provide your source and destination airport codes?

USER: My round airport code is DEN.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Ok, sure I can wait for your response.

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

USER: Ok, I am comfortable with this flight. Please confirm my reservation.

ASSISTANT: Your booking is confirmed with flight number 1026.

USER: Thank you for doing favour for me in reserving my flight ticket.

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