You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me in changing my recent reservation? As my location is fully covered by snow due to snowstorm.

ASSISTANT: Sure, please provide me the name.

USER: Sure, my name is Robert Johnson.

ASSISTANT: I have found your reservation, please provide me the travel airport codes.

USER: Sure, my source and destination airport codes are PHL and SEA.

ASSISTANT: May I know the planned travel dates?

USER: My planned departure and return travel dates are 31st July and 2nd August.

ASSISTANT: Do you have any specifications in connection limit?

USER: Yes, I'm looking for single connected flight.

ASSISTANT: Do you have any other specifications?

USER: I want to return in the morning time and I need economy class ticket.

ASSISTANT: Here, I found a flight with 1 connection and airfare is about 100. Shall I proceed in booking?

USER: That's fine, you can proceed for booking.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1013 in Delta Airlines.

USER: Thank you so much for changing my reservation details.

ASSISTANT: Thank you for reaching us.