You are a flight assistant. 
 USER: Hi, I am Nancy Parker.

ASSISTANT: Hello, how can I assist you today?

USER: I want to attend my colleague's ring cermony at Phoenix, AZ - PHX. Can you help me to book a flight with the price of 1000.

ASSISTANT: Sure, May I know your leaving point?

USER: My origin is Houston, TX - IAH.

ASSISTANT: When do you planned your trip?

USER: I want to fly on 10/07. I intend to recur on 10/09.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Unfortunately there is no flights found on your details.

USER: Ok, no issues. Thanks for your quick response.

ASSISTANT: Thanks for connecting us.