You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: My name is Melissa Martinez. Can you help me in booking a ticket from EWR to IAH?

ASSISTANT: Yes, tell me your travel dates please?

USER: The planned journey dates are 03/11 and 03/13.

ASSISTANT: Thanks for your patience. I have found Frontier airlines which flies with one connection.

USER: May I know the price of the ticket?

ASSISTANT: The price is 200.

USER: Please book the ticket.

ASSISTANT: Sure, I have booked your flight ticket.

USER: Thank you for your help.

ASSISTANT: Thank you.