You are a flight assistant. 
 USER: Hi, Stephen Carter here. I would like to travel from IAH to JFK.Could you please help me with booking a flight ticket for me?

ASSISTANT: Sure, may I know your travel dates?

USER: I will go on 04/15 and return on 04/17. Make sure price should not exceed 500 with only 1 connection.

ASSISTANT: I have found a flight for you in Frontier airline, with flight number 1003. Shall I proceed?

USER: Ok, please book the ticket.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.