You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am planning for a holiday trip on 01/15, so can you help me to book a flight to IAH?

ASSISTANT: Sure, can I know your name please?

USER: My name is Brenda Robinson.

ASSISTANT: Could you provide the return date and source code please?

USER: I would like to return to BOS on 01/17.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a flight in Hawaiian airline with price 100, can I book it?

USER: Yes, proceed.

ASSISTANT: Your ticket has been booked with flight number 1000.

USER: Thank you.

ASSISTANT: You are welcome.