You are a flight assistant. 
 USER: Hello, I am Dennis Mitchell.

ASSISTANT: Hello. How can I aid you today?

USER: During summer I would like to visit places of phoenix, AZ - PHX. Will you help me to book a connecting flight?

ASSISTANT: Sure, I am here to render you.

USER: Thanks.

ASSISTANT: Could you please forward another airport code?

USER: My source point is New York, NY - LGA.

ASSISTANT: May I know when you are willing to travel?

USER: I am willing to travel on 04/19 and intend to return on 04/21.

ASSISTANT: Could you please help me with your price limit?

USER: Sure, my price limit is 500.

ASSISTANT: There is a UA 1002 airline with fare of 100 and a halt in between the journey. Are you comfort with this airline?

USER: Yes, please proceed.

ASSISTANT: Your booking has been confirmed on name of Dennis Mitchell.

USER: Thank you.

ASSISTANT: Thank you for opting us, have a nice day.