You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Patricia Harris. I want to travel from TX-IAH to DC-DCA for attending a seminar.Can you please help me for booking a ticket?

ASSISTANT: Sure, I am here to help you.

USER: My departure date is 09/05 and return date is 09/07.

ASSISTANT: Can you provide me your travelling dates? Please wait for a minute.

USER: Ok.

ASSISTANT: Yes, there is a flight 1003 of UA airlines available for your request. Shall I proceed to confirm your booking?

USER: Please proceed for booking.

ASSISTANT: Your booking is done. Thank you for reaching us.

USER: Thank you for helping me.