You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you today?

USER: As I am an engineer, I want to learn olden days radar techniques which is useful for my project work and it is 1940 air terminal museum which is located in Houston. Can you please search a direct flight for me?

ASSISTANT: Sure, we are pleased to help you.

USER: Thank you for considering my request.

ASSISTANT: May I know when would you like to move to Houston?

USER: The museum authorities gave the permission on 11/11, so I need to move on 11/10.

ASSISTANT: Ok. When would you like to return on?

USER: After completion of my visiting to air terminal, I need to catch return flight on 11/12.

ASSISTANT: To check the flight availability we need your airport location, could you please share me your preferable airport locations?

USER: I am staying in New York, my nearest airport code is NY - EWR. I will land at Houston., TX - HOU.

ASSISTANT: Thank so much for providing your details, how mach you can afford for this ticket?

USER: I can afford up to 5000 from my budget.

ASSISTANT: On which name would you like to reserve this ticket?

USER: Please reserve the ticket with the name of Elizabeth Baker.

ASSISTANT: Thank you Elizabeth, Unfortunately we could not found any flight on your requirements.

USER: That's ok, I will search through another way. Thanks for your prompt response.

ASSISTANT: Thank you.