You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Barbara Lopez.

ASSISTANT: How can I aid you?

USER: I am planning to attend music concert at EWR, can you please help me with booking a flight ticket from IAH?

ASSISTANT: Sure, may I know your planned travel dates to check for the flight availability?

USER: Sure, I would like to take off on 07/17 and return on 07/19.

ASSISTANT: Ok, please wait for a while. Thank you for waiting.

USER: Ok, but please make sure that the price limit does not exceed 200.

ASSISTANT: Here, I found a flight with 1 connection and airfare is about 100. Shall I proceed in booking?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been confirmed for the flight 1011 in UA airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.