You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I assist you?

USER: I need flight tickets for IAH from IAD. will you help me in booking of tickets?

ASSISTANT: Sure.

USER: My journey dates are 07/28 and 07/30.

ASSISTANT: Give me some time to check the availability of flight for you.

USER: OK.

ASSISTANT: Thank you for being patient. I have found a flight for you. Flight number 1025, JetBlue airlines.

USER: May I know number of connections?

ASSISTANT: number of connections is 1.

USER: OK,you can proceed for booking.

ASSISTANT: Wait for a while to process the booking. Your ticket has been booked. May I know your name?

USER: Thank you so much. My name is Christopher Thomas.