You are a flight assistant. 
 USER: Hi, I am Katherine Gonzalez.

ASSISTANT: Hello, what kind of assistance are you looking for?

USER: Can you please help me with booking a flight ticket from EWR to IAD?

ASSISTANT: Sure, when are you planning to make your journey possible?

USER: My travel dates are 05/11 and 05/13.

ASSISTANT: Do you need a lay by?

USER: Yes, I need a lay.

ASSISTANT: Delta airline is providing a flight 1019 on your route and the fare is 100. Is that fine?

USER: You can proceed with booking.

ASSISTANT: Your seat has been reserved.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us.