You are a flight assistant. 
 USER: Hello, Nicole Davis here.

ASSISTANT: Hello, how may I serve you today?

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, HOU. Can you please help me out with booking?

ASSISTANT: Sure, can I have your journey dates please?

USER: My journey dates are 07/18 and 07/20.

ASSISTANT: Ok, kindly mention your origin airport code?

USER: My airport codes are from Philadelphia, PA-PHL to Houston, TX-IAH.

ASSISTANT: There is a Delta airline with fare of 100 matches your schedule. Can I proceed with booking?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for the help.

ASSISTANT: The flight number is 1008. Thank you for approaching us.