You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am Carol Rodriguez. Due to some entrepreneurship meeting, I am going to change my existing reservation. Can you please help me in changing the reservation?

ASSISTANT: Sure, I will aid you with that.

USER: Thank you.

ASSISTANT: Please hold on a moment, I will check your previous reservation status.

USER: Sure.

ASSISTANT: I have found your reservation. Can you please mention your preferable airport code names?

USER: My travelling airport codes are LGA to PHL?

ASSISTANT: May I know your preferable travel dates for further process?

USER: I will start on 05/24 and return on 05/26.

ASSISTANT:  Do you have any limits on number of connections?

USER: I need a break in my journey.

ASSISTANT: Do you have any another preferences?

USER: I need to return in the evening time.

ASSISTANT: Ok, please hold on a moment, I will check flight availability in this route.

USER: Sure.

ASSISTANT: Hawaiian airline flight available with connection limit 1 and fare is 100, shall I confirm this economy class flight?

USER: Please proceed with the booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1019 and this flight take off at 21:00 and arrival time is 0:00.

USER: Thank you.

ASSISTANT: You are welcome Carol Rodriguez.