You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Jack Thompson here. I want to fly from PHL to AUS. Can you check the flight availability in this root?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My planned travel dates are 07/09 and 07/11.

ASSISTANT: Do you have any other specifications?

USER: Make sure that my return time should be in morning only.

ASSISTANT: Sorry for this inconvenience, I could not find any flight with your requirements.

USER: No issues, thank you for the information.

ASSISTANT: Thank you for reaching us.