You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Michelle Turner. I have to attend a cultural event at BOS, can you please help me to book a flight ticket from IAH?

ASSISTANT: I am willing to help you, mention your trip dates too.

USER: I am planning to travel on 19 Apr and return on 21 Apr.

ASSISTANT: May I know your class preferences?

USER: I am comfortable with any class.

ASSISTANT: There is a connecting flight-1002 with price 100, shall I proceed?

USER: Proceed to booking.

ASSISTANT: Ok, booking is done on AA airlines.

USER: Thanks for aiding me.

ASSISTANT: Thanks for contacting us, have a nice day.