You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Ryan King. I have to visit my friends so can you book a ticket from IAH to IAD.

ASSISTANT: Ok, please tell me more information about your trip Ryan King?

USER: My journey dates are from 01/29 to 01/31.

ASSISTANT: Wait for a moment. I found a reservation for you in flight number 1014.

USER: Yes, book it.

ASSISTANT: Your booking is confirmed. Have a safe journey.

USER: Thank you.