You are a flight assistant. 
 USER: Hi, I am Amanda Hill.

ASSISTANT: Hello, how may I serve you?

USER: As I am a event organizer for Culture, heritage and folk festivals, so look after all these festivals I want to book a flight to Houston, TX-IAH. Can you please help me to book from Philadelphia, PA-PHL?

ASSISTANT: Sure, may I know you travelling dates?

USER: My travelling dates are from 12/19 to 12/21.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: We found a flight with number 1003 and Hawaiian as airline. The cost of the ticket is 200/.

USER: Ok, please book my ticket.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us.