You are a flight assistant. 
 USER: Hi. I am Jeffrey Robinson.

ASSISTANT: Hello, how may I assist you?

USER: I want to go to Houston, can you help me to book a ticket with price under 5000?

ASSISTANT: Sure, may I know your source and destination airport codes please?

USER: I will fly from HOU to IAD.

ASSISTANT: Can you please share your preferable dates to travel?

USER: My travelling dates are 11/05 to 11/07.

ASSISTANT: There is a flight available on your requested dates from Hawaiian airlines with 1 connecting flight. Shall I confirm your booking?

USER: You can confirm it.

ASSISTANT: Your ticket is booked with flight 1018.

USER: Thank you for helping.

ASSISTANT: You are most welcome.