You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I oblige you?

USER: Can you help me to book a connecting flight ticket to New York to take a part in scuba driving at Evans river?

ASSISTANT: I can certainly help you in booking. May I know where are you flying from?

USER: My nearest airport code is Houston, TX-HOU.

ASSISTANT: Ok, On what dates are you willing to make your journey possible?

USER: I intend to start on 05/07 and I will return with in two days that is on 05/07.

ASSISTANT: Could you please provide me your final destination airport code?

USER: The river is located at New York, NY-EWR.

ASSISTANT: Ok let me check what flights are available for you at this moment.

USER: Ok, take your time.

ASSISTANT: There is an UA airline with flight number 1007 leaving from HOU and arrive at EWR and the amount to be paid for the ticket is 300. Is that okay with you?

USER: No, I was actually looking for a cheapest flight possible as my budget is 200.

ASSISTANT: Ok, Please give me a moment. I will check and revert to you.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting. I was trying to find a budget flight for you but could not find any flights at this moment.

USER: Ok, that's alright. I may choose any alternative.

ASSISTANT: Ok, may I know your name?

USER: I am Helen Garcia.

ASSISTANT: Thank you Helen Garcia for approaching us. We are looking forward to serve you again in future.

USER: Sure, thanks for your information.