You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Stephanie Robinson.

ASSISTANT: How may I help you?

USER: I want to make a trip from SEA to PHX. Can you please help me with the booking?

ASSISTANT: I will help you. Please let me know your travel dates.

USER: Sure, my travelling dates are Sept 24 - Sept 26.

ASSISTANT: Ok, do you have any class preference?

USER: No.

ASSISTANT: Ok, please provide me your specifications.

USER: I need a connecting flight and my return time should be in the afternoon.

ASSISTANT: Sorry to tell you that there is no flight available as per your requirements. You are welcome and have a nice day.

USER: Ok, no problem. Thank you for the information.

ASSISTANT:  Thank you for contacting us.