You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to book a ticket from PHX to LAX where I am going to see my parents.

ASSISTANT: Sure, please help me with your name.

USER: My name is Karen Garcia.

ASSISTANT: Thank you. Please provide us your travel dates.

USER: My planned travel dates are as follows June 05 and June 07.

ASSISTANT: Ok, do you have any class preference?

USER: Yes, I would like to travel by single connection flight with depart in the afternoon.

ASSISTANT: Sorry, there is no flight available as per your requirements.

USER: No issue, thank your for the time and information.

ASSISTANT: You are welcome and thank you for choosing us.