You are a flight assistant. 
 USER: Hello, Gregory Jackson here.

ASSISTANT: Hello, how can I help you today?

USER: I want to fly from PHL to HOU. can you please help me to book a ticket?

ASSISTANT: Sure, please help me with your travelling dates?

USER: My journey dates will be on 10/06 to 10/08.

ASSISTANT: Ok, any other requirements?

USER: I need a connecting flight. Price limit is 200.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, no flights found with your requested details.

USER: Ok, not an issue.

ASSISTANT: Thank you for choosing us.

USER: Thank you.