You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Hernandez.

ASSISTANT: How can I assist you?

USER: I would like to visit Boston to meet my father, can you please help me in booking a flight ticket from IAH to BOS?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My travelling dates are May 18 and May 20.

ASSISTANT: Give me a moment.

USER: Ok, take your time.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connection.

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for contacting us.