You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you please make a reservation with the name of Raymond Smith?

ASSISTANT: Sure, May I know your airline preference please?

USER: I prefer normal-cost airlines.

ASSISTANT: Your airport codes please?

USER: My airport codes are, DEN to BOS.

ASSISTANT: Now tell me your travel dates please?

USER: My journey dates are on Nov 11th and 13th.

ASSISTANT: Do you have any other preferences?

USER: I need a flight with one connection.

ASSISTANT: Thanks for your patience. I have found a normal-cost airline that is United airlines which flies with one connection.

USER: Ok, proceed with the booking.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1005.

USER: Thank you for your service.

ASSISTANT: Thank you.