You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: Nancy Williams here. I want to book a ticket from EWR to LAX, can you help me in doing that?

ASSISTANT: Sure, May I know your scheduled dates?

USER: My journey dates are 11/23 to 11/25.

ASSISTANT: Ok, May I know your class preference?

USER: I am comfortable with any class.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for your patience, we found a connecting flight in 1009 Southwest Airlines with a fare of 200.

USER: Please proceed.

ASSISTANT: Sure, your ticket has been booked in economy class.

USER: Thank you.

ASSISTANT: Thank you for approaching us.