You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. In which way I can aid you today?

USER: I would like to change my reservation as I am leaving for delegates meet, can you please help me out?

ASSISTANT: Sure, I will aid you with that. May I know your name?

USER: Check the reservation on the name Jennifer Brown.

ASSISTANT: I have found your reservation. Can you please mention your preferable travel dates?

USER: I am travelling on these dates April 20th and 22nd.

ASSISTANT: May I know your preferable airport code names for further process?

USER: I am flying from LGA to EWR.

ASSISTANT: Is there any additional preferences do you have?

USER: I need single connected flight.

ASSISTANT: Do you have any another specifications?

USER: I don't have any other specifications.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

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

USER: Ok, you can proceed.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1005.

USER: Thank you for your services.

ASSISTANT: You are welcome Jennifer Brown.