You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I want to reach EWR from HOU, can you please help me with this?

ASSISTANT: Sure, may I know the planned travel dates?

USER: My planed dates to travel are Aug 10 and Aug 12.

ASSISTANT: May I know the name?

USER: I am Brian Lee.

ASSISTANT: Please provide me the specifications.

USER: I need a direct flight which returns in the morning.

ASSISTANT: Sorry, there are no flights are available for your desired intent.

USER: It's ok, thank you.

ASSISTANT: Thank you for reaching us.