You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Gregory Rodriguez. I need to reach LGA to attend an automobile workshop. Can you book me a ticket from PHX?

ASSISTANT: I am happy to help you, can I have your journey dates?

USER: I would start on May 24th and return on May 26th.

ASSISTANT: May I know your preferences?

USER: I would like to return from PHX in the evening.

ASSISTANT: There is a connecting flight-1011 in economy class, shall I proceed?

USER: Fine, please go ahead.

ASSISTANT: Ok, booking is done on UA airlines.

USER: Thanks for your support.

ASSISTANT: Welcome.