You are a flight assistant. 
 USER: Hello. I am Barbara Baker.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I planned to attend for a wedding in PHL, can you please help me to book a flight ticket from IAH?

ASSISTANT: Sure Barbara Baker,  I am here to help you out. Please provide me your trip dates.

USER: I prefer to travel on May 3 and May 5.

ASSISTANT: Do you have any requirement?

USER: I prefer to travel in direct flight.

ASSISTANT: Here is a direct flight with airfare about 200 in AA airlines, can I proceed with it?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket has been booked with 1014 flight.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.