You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: I want to book a ticket from PHX to IAD to attend for Science festival.

ASSISTANT: Sure, let me know your travel dates?

USER: My travelling dates are Feb 16 and Feb 18.

ASSISTANT: Is there any connection limit?

USER: I want single connection.

ASSISTANT: Any other preference?

USER: No.

ASSISTANT: Can you mention your name to proceed further?

USER: I am Robert Miller.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Spirit Airlines has a connecting flight with number 1027 for fare 100, shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.