You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in reserving a flight ticket to HOU from EWR?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: I am planning to start on Sept 02 and need to return on Sept 04.

ASSISTANT: Can you please share your connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any class preference?

USER: I would like to travel in the economy class.

ASSISTANT: May I know your name for documentation purpose?

USER: I am Susan Phillips.

ASSISTANT: Do you have any other specifications?

USER: Please make sure that my depart and return should be in the evening.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

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

ASSISTANT: Thank you for choosing us.