You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I want to go from EWR to LGA, can you please book a flight ticket for me?

ASSISTANT: May I know your travel dates?

USER: My travel dates are 11/18 and 11/20.

ASSISTANT: May I know your name please?

USER: Melissa King here.

ASSISTANT: Do you have any connecting flight preferences?

USER: Yes, I need a break in between my journey.

ASSISTANT: Do you have any other specifications ?

USER: I prefer to fly in well known airlines.

ASSISTANT: United Airlines providing the connecting flight on this route and the fare of 100. Shall I book?

USER: Yes. please proceed.

ASSISTANT: Your booking is done successfully with 1001.

USER: Thank you for your help.

ASSISTANT: Thank you.