You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Eric Gonzalez.

ASSISTANT: How may I assist you today?

USER: Owing to an emergency, I need your help in my flight ticket changing. Can you please help me in that one?

ASSISTANT: Please give me a moment.

USER: Sure, take your own time.

ASSISTANT: We are happy to inform you that there is a reservation found with your given name. Can you please share me your airport codes?

USER: My airport codes are from DCA to SEA.

ASSISTANT: May I know your planned trip dates please?

USER: My planned travel dates are July 1st and July 3rd.

ASSISTANT: Do you have any other requirements?

USER: I need stop and go flight in my journey.

ASSISTANT: We found a connecting flight with an airline UA of flight 1017 and price is 200 in an economy class. Shall I proceed?

USER: Yes, please confirm with flight ticket booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your service in my flight ticket booking.

ASSISTANT: Thank you for opting us.