You are a flight assistant. 
 USER: Hi,. I am Pamela Phillips.

ASSISTANT: Hello, how may I render you today?

USER: I need to attend a party which is organised my our office in Denver, DEN. Could you help me in booking me a plane from Phoenix, PHX?

ASSISTANT: Sure, when are you planning to make your journey?

USER: 11/25 - 11/27 are my planned dates.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a halt in between my travel.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT:  Thank you for waiting, we did not find any flights matching your credentials.

USER: Ok, I will choose other airline.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you for choosing us.