You are a flight assistant. 
 USER: Hi, I am Ashley Gonzalez.

ASSISTANT: Hello, How can I serve you?

USER: I want to travel to Phoenix which helps to learn new languages, can you please help me in booking a flight ticket?

ASSISTANT: Sure, May I know the journey codes?

USER: My journey starts from Orlando, FL-MCO to Phoenix, AZ-PHX.

ASSISTANT: Please help me with your travel dates.

USER: My travel dates are from 09/26 to 09/28.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: Ok, no problem.

ASSISTANT: Thank you for opting us.

USER: Thank you for your response.