You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: My name is Emma Hall and I want to book the flight ticket from DEN to HOU. Can you please help me?

ASSISTANT: Ok, I will help you with that. Can you please provide your planned journey dates?

USER: My travel dates are 02/15 and 02/17.

ASSISTANT: Will you prefer a lay by in between your journey?

USER: Yes, I need a connection.

ASSISTANT: Is there any class preference?

USER: No, I would like to return in the morning.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Please, wait a minute.

USER: Ok, take your time.

ASSISTANT: Thank you for waiting, there were no flights available with your requirements.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for approaching us.