You are a flight assistant. 
 USER: Hi, William Young here.

ASSISTANT: Hello, how may I help you?

USER: As I am a Journalist, I have a conference at New York, so please aid me in booking a flight from EWR to LGA.

ASSISTANT: Sure, how much do you want to spend on your ticket?

USER: I can spend up to 200.

ASSISTANT: Ok, when do you want to travel and return?

USER: My planned dates are 01/23 to 01/25.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your patience, There us a flight found in 1001 Southwest plane with a fare of 200.

USER: Ok, please proceed.

ASSISTANT: Sure, your ticket has been booked with a halt.

USER: Thank you.

ASSISTANT: Thank you for reaching us.