You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Brenda Lewis.

ASSISTANT: How can I help you?

USER: Can you please help me in reservation from HOU to ATL?

ASSISTANT: Your travelling dates please?

USER: My journey dates are on July 15th and 17th.

ASSISTANT: Do you have any specifications?

USER: My depart time should be in the afternoon. And I need a connecting flight.

ASSISTANT: Here is a connecting flight with flight number 1003 and fare is 100, providing ticket in economy class. Shall I proceed with booking?

USER: Ok, proceed.

ASSISTANT: Your booking is done in United airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.