You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Brown.

ASSISTANT: Can you please tell me how can I assist you?

USER: I am a singer and would like to attend the music festival which is in Houston. Could you please help me in airline reservation with fare 1000?

ASSISTANT: May I know your Houston airport code and takeoff airport code? May I know your trip dates?

USER: My source and destination codes are WA-SEA and TX-IAH. My trip dates are 05/22 and 05/24.

ASSISTANT: I have searched a flight ticket with price 100 and 1005 as flight number with 1 connection flight. Shall I proceed?

USER: You may proceed with the booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.