You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what type of help you are looking from us?

USER: Raymond Allen here. I would like to visit Phoenix to enjoy my vacation holidays with my friends so please help me with flight ticket booking.

ASSISTANT: Sure, I am here to assist you. Can you please let me know your planned dates of journey?

USER: Sure, I have planned my travel dates as 11/25 and 11/27.

ASSISTANT: Please, provide your source and destination codes.

USER: Sure, I would like to travel from IAH to PHX.

ASSISTANT: Do you have any limitations about your connection limit?

USER: Yes, I want connection 1.

ASSISTANT: Sorry Allen there is no flight from our service with 1 connected flight.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: My pleasure, thank you for reaching out here. Hope you have great day ahead.

USER: Thank you.