You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight from DFW to LAX. Can you help with booking?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: I plan to travel on Aug 19 and return on Aug 21.

ASSISTANT: May I know your name?

USER: My name is Katherine Edwards.

ASSISTANT: Do you have any other specifications?

USER: I prefer a connecting flight.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: We found Delta airlines with connecting flight and number 1000 fare of 100, Shall I proceed for booking?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thanks for approaching us.