You are a flight assistant. 
 USER: Hi, my name is Michael Collins.

ASSISTANT: Hello, how can I assist you today?

USER: Can you help me book a flight ticket from New York, NY - LGA to New York, NY - EWR?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My dates of journey are 10/18 and 10/20.

ASSISTANT: Please share me your price limit.

USER: 5000 is my price limit.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found an airline: Southwest, flight number: 1001 with a single connection and price is 100. Shall I proceed to booking?

USER: Ok, book my ticket with this airline.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for being useful.

ASSISTANT: Thank you for opting us.