You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I am Gary Parker, want to book a flight ticket to Houston, IAH on the purpose of meeting my childhood friend after a long time. Can you help me in reservation?

ASSISTANT: Sure, I am glad to help you. To proceed further please share on which dates you want to travel there.

USER: I want to travel on 10/20 and return on 10/22.

ASSISTANT: Ok, can you please provide your price limit?

USER: Price limit should not exceed 500.

ASSISTANT: May I know your source code for further process?

USER: My boarding point is from PHX.

ASSISTANT: Thank you for providing your details, we found a flight with number 1000 and airline AA at a price of 200 with 1 connection. Can I proceed with booking?

USER: It is perfect, you can proceed with these airline.

ASSISTANT: Sure, your booking is done.

USER: Thanks for the quick response.

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